Self-medication is becoming a common type of self-care behavior among the population of many countries. Many international studies have investigated the prevalence and nature of self-medication practices at the population level. In Nigeria, some workers have also looked at the population prevalence of self-medication in general; however the prevalence of antibiotic self-medication among medical undergraduates has not yet been studied. The interest in studying this practice among this select group is due to the fact that they are the future prescribers and health educators of the population of Nigeria. The study was a cross-sectional pre-tested questionnaire-based study carried out among medical students